261413568

素因数分解:

$2^6\times 3^6\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:474

約数の個数: 196

約数和(自身を含む): 839528928

約数和(自身を除く): 578115360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 192, 208, 216, 234, 243, 288, 312, 324, 351, 416, 431, 432, 468, 486, 576, 624, 648, 702, 729, 832, 862, 864, 936, 972, 1053, 1248, 1293, 1296, 1404, 1458, 1724, 1728, 1872, 1944, 2106, 2496, 2586, 2592, 2808, 2916, 3159, 3448, 3744, 3879, 3888, 4212, 5172, 5184, 5603, 5616, 5832, 6318, 6896, 7488, 7758, 7776, 8424, 9477, 10344, 11206, 11232, 11637, 11664, 12636, 13792, 15516, 15552, 16809, 16848, 18954, 20688, 22412, 22464, 23274, 23328, 25272, 27584, 31032, 33618, 33696, 34911, 37908, 41376, 44824, 46548, 46656, 50427, 50544, 62064, 67236, 67392, 69822, 75816, 82752, 89648, 93096, 100854, 101088, 104733, 124128, 134472, 139644, 151281, 151632, 179296, 186192, 201708, 202176, 209466, 248256, 268944, 279288, 302562, 303264, 314199, 358592, 372384, 403416, 418932, 453843, 537888, 558576, 605124, 606528, 628398, 744768, 806832, 837864, 907686, 1075776, 1117152, 1210248, 1256796, 1361529, 1613664, 1675728, 1815372, 2234304, 2420496, 2513592, 2723058, 3227328, 3351456, 3630744, 4084587, 4840992, 5027184, 5446116, 6702912, 7261488, 8169174, 9681984, 10054368, 10892232, 14522976, 16338348, 20108736, 21784464, 29045952, 32676696, 43568928, 65353392, 87137856, 130706784, 261413568]

約数ペア:

[(1, 261413568), (2, 130706784), (3, 87137856), (4, 65353392), (6, 43568928), (8, 32676696), (9, 29045952), (12, 21784464), (13, 20108736), (16, 16338348), (18, 14522976), (24, 10892232), (26, 10054368), (27, 9681984), (32, 8169174), (36, 7261488), (39, 6702912), (48, 5446116), (52, 5027184), (54, 4840992), (64, 4084587), (72, 3630744), (78, 3351456), (81, 3227328), (96, 2723058), (104, 2513592), (108, 2420496), (117, 2234304), (144, 1815372), (156, 1675728), (162, 1613664), (192, 1361529), (208, 1256796), (216, 1210248), (234, 1117152), (243, 1075776), (288, 907686), (312, 837864), (324, 806832), (351, 744768), (416, 628398), (431, 606528), (432, 605124), (468, 558576), (486, 537888), (576, 453843), (624, 418932), (648, 403416), (702, 372384), (729, 358592), (832, 314199), (862, 303264), (864, 302562), (936, 279288), (972, 268944), (1053, 248256), (1248, 209466), (1293, 202176), (1296, 201708), (1404, 186192), (1458, 179296), (1724, 151632), (1728, 151281), (1872, 139644), (1944, 134472), (2106, 124128), (2496, 104733), (2586, 101088), (2592, 100854), (2808, 93096), (2916, 89648), (3159, 82752), (3448, 75816), (3744, 69822), (3879, 67392), (3888, 67236), (4212, 62064), (5172, 50544), (5184, 50427), (5603, 46656), (5616, 46548), (5832, 44824), (6318, 41376), (6896, 37908), (7488, 34911), (7758, 33696), (7776, 33618), (8424, 31032), (9477, 27584), (10344, 25272), (11206, 23328), (11232, 23274), (11637, 22464), (11664, 22412), (12636, 20688), (13792, 18954), (15516, 16848), (15552, 16809)]